Rename BoolTy as Int1Ty. Patch by Sheng Zhou.

llvm-svn: 33076
diff --git a/llvm/lib/Transforms/IPO/SimplifyLibCalls.cpp b/llvm/lib/Transforms/IPO/SimplifyLibCalls.cpp
index 483c5702..d2ab638 100644
--- a/llvm/lib/Transforms/IPO/SimplifyLibCalls.cpp
+++ b/llvm/lib/Transforms/IPO/SimplifyLibCalls.cpp
@@ -940,7 +940,7 @@
           cast<Constant>(IC->getOperand(1))->isNullValue())
         continue;
     } else if (CastInst *CI = dyn_cast<CastInst>(User))
-      if (CI->getType() == Type::BoolTy)
+      if (CI->getType() == Type::Int1Ty)
         continue;
     // Unknown instruction.
     return false;